Oris Men's 'Artix GT' Swiss Stainless Steel and Leather Automatic Watch, Color:Black (Model: 73376714461LS) Stainless steel case with a black (calfskin) leather strap. Bi-directional rotating stainless steel bezel Silver dial with luminous silver-tone hands and Arabic numeral hour markers. Minute markers. 24 hour (GMT) markers around the outer rim Swiss-automatic Movement Case Diameter: 37mm Water Resistant To 100m (330ft): In General, Suitable for Swimming and Snorkeling, but not Diving